must bereave
Verbo irregular: bereave - bereft, bereaved- bereft, bereaved

Afirmación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I must bereave
you must bereave
she must bereave
we must bereave
you must bereave
they must bereave 	I must be bereaving
you must be bereaving
she must be bereaving
we must be bereaving
you must be bereaving
they must be bereaving	I must have bereft, bereaved
you must have bereft, bereaved
she must have bereft, bereaved
we must have bereft, bereaved
you must have bereft, bereaved
they must have bereft, bereaved	I must have been bereaving
you must have been bereaving
she must have been bereaving
we must have been bereaving
you must have been bereaving
they must have been bereaving	

Negación 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
I mustn't bereave
you mustn't bereave
she mustn't bereave
we mustn't bereave
you mustn't bereave
they mustn't bereave 	I mustn't be bereaving
you mustn't be bereaving
she mustn't be bereaving
we mustn't be bereaving
you mustn't be bereaving
they mustn't be bereaving	I mustn't have bereft, bereaved
you mustn't have bereft, bereaved
she mustn't have bereft, bereaved
we mustn't have bereft, bereaved
you mustn't have bereft, bereaved
they mustn't have bereft, bereaved	I mustn't have been bereaving
you mustn't have been bereaving
she mustn't have been bereaving
we mustn't have been bereaving
you mustn't have been bereaving
they mustn't have been bereaving	

Forma interrogativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
must I bereave?
must you bereave?
must she bereave?
must we bereave?
must you bereave?
must they bereave? 	must I be bereaving?
must you be bereaving?
must she be bereaving?
must we be bereaving?
must you be bereaving?
must they be bereaving? 	must I have bereft, bereaved?
must you have bereft, bereaved?
must she have bereft, bereaved?
must we have bereft, bereaved?
must you have bereft, bereaved?
must they have bereft, bereaved? 	must I have been bereaving?
must you have been bereaving?
must she have been bereaving?
must we have been bereaving?
must you have been bereaving?
must they have been bereaving? 	

Forma interro-negativa 	
Forma simple 	Forma con V-ing 	Perfecto 	Perfecto con V-ing 	
mustn't I bereave?
mustn't you bereave?
mustn't she bereave?
mustn't we bereave?
mustn't you bereave?
mustn't they bereave? 	mustn't I be bereaving?
mustn't you be bereaving?
mustn't she be bereaving?
mustn't we be bereaving?
mustn't you be bereaving?
mustn't they be bereaving? 	mustn't I have bereft, bereaved?
mustn't you have bereft, bereaved?
mustn't she have bereft, bereaved?
mustn't we have bereft, bereaved?
mustn't you have bereft, bereaved?
mustn't they have bereft, bereaved? 	mustn't I have been bereaving?
mustn't you have been bereaving?
mustn't she have been bereaving?
mustn't we have been bereaving?
mustn't you have been bereaving?
mustn't they have been bereaving?